diff options
Diffstat (limited to 'drivers/net/phy/aquantia.c')
| -rw-r--r-- | drivers/net/phy/aquantia.c | 47 |
1 files changed, 33 insertions, 14 deletions
diff --git a/drivers/net/phy/aquantia.c b/drivers/net/phy/aquantia.c index 1061fdf..601121d 100644 --- a/drivers/net/phy/aquantia.c +++ b/drivers/net/phy/aquantia.c @@ -259,9 +259,11 @@ static int aquantia_upload_firmware(struct phy_device *phydev) int aquantia_config(struct phy_device *phydev) { + int interface = phydev->interface; u32 val, id, rstatus, fault; u32 reg_val1 = 0; int num_retries = 5; + int usx_an = 0; /* * check if the system is out of reset and init sequence completed. @@ -293,17 +295,34 @@ int aquantia_config(struct phy_device *phydev) if (ret != 0) return ret; } + /* + * for backward compatibility convert XGMII into either XFI or USX based + * on FW config + */ + if (interface == PHY_INTERFACE_MODE_XGMII) { + reg_val1 = phy_read(phydev, MDIO_MMD_PHYXS, + AQUANTIA_SYSTEM_INTERFACE_SR); + if ((reg_val1 & AQUANTIA_SI_IN_USE_MASK) == AQUANTIA_SI_USXGMII) + interface = PHY_INTERFACE_MODE_USXGMII; + else + interface = PHY_INTERFACE_MODE_XFI; + } val = phy_read(phydev, MDIO_MMD_PMAPMD, MII_BMCR); - if (phydev->interface == PHY_INTERFACE_MODE_SGMII) { + switch (interface) { + case PHY_INTERFACE_MODE_SGMII: /* 1000BASE-T mode */ phydev->advertising = SUPPORTED_1000baseT_Full; phydev->supported = phydev->advertising; val = (val & ~AQUNTIA_SPEED_LSB_MASK) | AQUNTIA_SPEED_MSB_MASK; phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR, val); - } else if (phydev->interface == PHY_INTERFACE_MODE_XGMII) { + break; + case PHY_INTERFACE_MODE_USXGMII: + usx_an = 1; + /* FALLTHROUGH */ + case PHY_INTERFACE_MODE_XFI: /* 10GBASE-T mode */ phydev->advertising = SUPPORTED_10000baseT_Full; phydev->supported = phydev->advertising; @@ -314,40 +333,40 @@ int aquantia_config(struct phy_device *phydev) AQUNTIA_SPEED_LSB_MASK | AQUNTIA_SPEED_MSB_MASK); - val = phy_read(phydev, MDIO_MMD_PHYXS, - AQUANTIA_SYSTEM_INTERFACE_SR); /* If SI is USXGMII then start USXGMII autoneg */ - if ((val & AQUANTIA_SI_IN_USE_MASK) == AQUANTIA_SI_USXGMII) { - reg_val1 = phy_read(phydev, MDIO_MMD_PHYXS, - AQUANTIA_VENDOR_PROVISIONING_REG); + reg_val1 = phy_read(phydev, MDIO_MMD_PHYXS, + AQUANTIA_VENDOR_PROVISIONING_REG); + if (usx_an) { reg_val1 |= AQUANTIA_USX_AUTONEG_CONTROL_ENA; - - phy_write(phydev, MDIO_MMD_PHYXS, - AQUANTIA_VENDOR_PROVISIONING_REG, - reg_val1); printf("%s: system interface USXGMII\n", phydev->dev->name); } else { + reg_val1 &= ~AQUANTIA_USX_AUTONEG_CONTROL_ENA; printf("%s: system interface XFI\n", phydev->dev->name); } - } else if (phydev->interface == PHY_INTERFACE_MODE_SGMII_2500) { + phy_write(phydev, MDIO_MMD_PHYXS, + AQUANTIA_VENDOR_PROVISIONING_REG, reg_val1); + break; + case PHY_INTERFACE_MODE_SGMII_2500: /* 2.5GBASE-T mode */ phydev->advertising = SUPPORTED_1000baseT_Full; phydev->supported = phydev->advertising; phy_write(phydev, MDIO_MMD_AN, AQUNTIA_10G_CTL, 1); phy_write(phydev, MDIO_MMD_AN, AQUNTIA_VENDOR_P1, 0x9440); - } else if (phydev->interface == PHY_INTERFACE_MODE_MII) { + break; + case PHY_INTERFACE_MODE_MII: /* 100BASE-TX mode */ phydev->advertising = SUPPORTED_100baseT_Full; phydev->supported = phydev->advertising; val = (val & ~AQUNTIA_SPEED_MSB_MASK) | AQUNTIA_SPEED_LSB_MASK; phy_write(phydev, MDIO_MMD_PMAPMD, MII_BMCR, val); - } + break; + }; val = phy_read(phydev, MDIO_MMD_VEND1, AQUANTIA_RESERVED_STATUS); reg_val1 = phy_read(phydev, MDIO_MMD_VEND1, AQUANTIA_FIRMWARE_ID); |